Citizen CC3097-52L Men's Watch Movement Technology: F150 Eco-Drive Powered by any light source, continuously and sustainably, eliminating the need to replace watch batteries Case: Width: 45.4mm Material: Silver-Tone Super Titanium Lug Width: 14mm Band: Type: Bracelet Material: Super Titanium Clasp: Fold Over Clasp with Push Buttons Crystal: Anti-Reflective Sapphire Crystal Impact and shatter resistant - anti-reflective coating deflects light Dial: Blue Water Resistance: WR100/10Bar/333ft (Swimming, Showering & Snorkeling) Additional Functions: Satellite GPS Timekeeping System with Worldwide Reception Area World's Fastest Timekeeping Signal Reception Speed From GPS Navigation Satellites (As Quick as 3 Seconds) World Time in 27 Cities (40 Time Zones) Perpetual Calendar Daylight Savings Time Indicator Power Reserve Indicator Light Level Power Indicator